Troubleshooting by Remote Controller Display / LED Display
SiBE28-804
188
Troubleshooting
5.23 “
E9
” Malfunction of Electronic Expansion Valve
Remote
Controller
Display
E9
Applicable
Models
RZQ(S)71~140
Method of
Malfunction
Detection
Method is determined according to the suction pipe superheat degree and electronic expansion
valve opening degree calculated by values of low pressure sensor and suction pipe temperature
thermistor.
Malfunction
Decision
Conditions
When the following conditions are met for 10 minutes
Suction pipe superheat degree < 4°C
Minimum electronic expansion valve opening degree
Connector of electronic expansion valve is missing when the power is on.
Supposed
Causes
Faulty electronic expansion valve
Faulty solenoid valve
Faulty check valve
Disconnection of electronic expansion valve harness
Faulty connection of electronic expansion valve connector
Faulty each thermistor
Faulty mounting
Faulty pressure sensor
Faulty Outdoor control PC board
Содержание FHQ100BUV1B x 2
Страница 1: ...SiBE28 804 SkyAir RZQ71C7V1B RZQ100 140C7V1B RZQS71 100C7V1B RZQS125 140C7V1B R 410A Heat Pump 50Hz ...
Страница 13: ...SiBE28 804 2 ...
Страница 19: ...Model Name and Power Supply SiBE28 804 8 General Information ...
Страница 29: ...Specifications SiBE28 804 18 Specifications ...
Страница 33: ...Wired Remote Controller SiBE28 804 22 Remote Controller 1 2 Installation ...
Страница 34: ...SiBE28 804 Wired Remote Controller Remote Controller 23 ...
Страница 43: ...SiBE28 804 32 Functional Description 6 Outdoor Unit Fan Speed Control 81 6 1 Outdoor Unit Fan Speed Control 81 ...
Страница 93: ...Outdoor Unit Fan Speed Control SiBE28 804 82 Functional Description ...
Страница 131: ...Test Run and Operation Data SiBE28 804 120 Test Operation ...
Страница 251: ...Troubleshooting by Remote Controller Display LED Display SiBE28 804 240 Troubleshooting ...
Страница 277: ...PCB Layout SiBE28 804 266 Appendix ...
Страница 297: ...RZQ100 140C7 RZQS125 140C7V1B SiBE28 804 286 Removal Procedure ...
Страница 311: ...SiBE28 804 iv Index ...